In[1]:= |
<< KnotTheory` |
Loading KnotTheory` (version of August 17, 2005, 14:44:34)... |
In[2]:= | Crossings[Knot[11, Alternating, 53]] |
Out[2]= | 11 |
In[3]:= | PD[Knot[11, Alternating, 53]] |
Out[3]= | PD[X[4, 2, 5, 1], X[8, 3, 9, 4], X[14, 6, 15, 5], X[16, 7, 17, 8],
X[2, 9, 3, 10], X[18, 11, 19, 12], X[20, 13, 21, 14],
X[22, 16, 1, 15], X[10, 17, 11, 18], X[12, 19, 13, 20],
X[6, 21, 7, 22]] |
In[4]:= | GaussCode[Knot[11, Alternating, 53]] |
Out[4]= | GaussCode[1, -5, 2, -1, 3, -11, 4, -2, 5, -9, 6, -10, 7, -3, 8, -4, 9,
-6, 10, -7, 11, -8] |
In[5]:= | BR[Knot[11, Alternating, 53]] |
Out[5]= | BR[Knot[11, Alternating, 53]] |
In[6]:= | alex = Alexander[Knot[11, Alternating, 53]][t] |
Out[6]= | -4 6 14 18 2 3 4
19 + t - -- + -- - -- - 18 t + 14 t - 6 t + t
3 2 t
t t |
In[7]:= | Conway[Knot[11, Alternating, 53]][z] |
Out[7]= | 4 6 8
1 - 2 z + 2 z + z |
In[8]:= | Select[AllKnots[], (alex === Alexander[#][t])&] |
Out[8]= | {Knot[11, Alternating, 53]} |
In[9]:= | {KnotDet[Knot[11, Alternating, 53]], KnotSignature[Knot[11, Alternating, 53]]} |
Out[9]= | {97, -4} |
In[10]:= | J=Jones[Knot[11, Alternating, 53]][q] |
Out[10]= | -10 3 6 10 13 15 15 13 10 6
4 + q - -- + -- - -- + -- - -- + -- - -- + -- - - - q
9 8 7 6 5 4 3 2 q
q q q q q q q q |
In[11]:= | Select[AllKnots[], (J === Jones[#][q] || (J /. q-> 1/q) === Jones[#][q])&] |
Out[11]= | {Knot[11, Alternating, 53]} |
In[12]:= | A2Invariant[Knot[11, Alternating, 53]][q] |
Out[12]= | -30 -26 -24 2 2 -18 -16 -14 4 3
2 + q - q + q - --- + --- - q - q + q - --- + --- -
22 20 12 10
q q q q
-8 2 2 2
q + -- + -- - q
6 4
q q |
In[13]:= | Kauffman[Knot[11, Alternating, 53]][a, z] |
Out[13]= | 2 6 8 3 5 7 9 11 2 2
-2 a + 2 a + a + 2 a z + 3 a z + a z + a z + a z - 2 a z -
4 2 6 2 8 2 10 2 12 2 3 3 3
12 a z - 16 a z - 3 a z + 2 a z - a z + a z - 6 a z -
5 3 7 3 9 3 11 3 2 4 4 4
17 a z - 6 a z + a z - 3 a z + 16 a z + 38 a z +
6 4 8 4 10 4 12 4 5 3 5
32 a z + 4 a z - 5 a z + a z - 3 a z + 19 a z +
5 5 7 5 9 5 11 5 2 6 4 6
38 a z + 7 a z - 6 a z + 3 a z - 16 a z - 29 a z -
6 6 8 6 10 6 7 3 7 5 7
26 a z - 8 a z + 5 a z + a z - 19 a z - 35 a z -
7 7 9 7 2 8 4 8 6 8 8 8 3 9
9 a z + 6 a z + 4 a z + 2 a z + 4 a z + 6 a z + 5 a z +
5 9 7 9 4 10 6 10
10 a z + 5 a z + 2 a z + 2 a z |
In[14]:= | {Vassiliev[2][Knot[11, Alternating, 53]], Vassiliev[3][Knot[11, Alternating, 53]]} |
Out[14]= | {0, 2} |
In[15]:= | Kh[Knot[11, Alternating, 53]][q, t] |
Out[15]= | 4 7 1 2 1 4 2 6
-- + -- + ------ + ------ + ------ + ------ + ------ + ------ +
5 3 21 8 19 7 17 7 17 6 15 6 15 5
q q q t q t q t q t q t q t
4 7 6 8 7 7 8 6
------ + ------ + ------ + ------ + ----- + ----- + ----- + ---- +
13 5 13 4 11 4 11 3 9 3 9 2 7 2 7
q t q t q t q t q t q t q t q t
2
7 3 t 3 t t 2 3 3
---- + --- + --- + -- + 3 q t + q t
5 3 q q
q t q |